![Brock's Geodude [1st Edition] #68 Pokémon card from Gym Challenge](https://storage.googleapis.com/images.pricecharting.com/029dd478a057d46e250e635a4772ceb58eaf65574e0a3af02327617238e580d0/240.jpg)
Brock's Geodude [1st Edition] 68/132
Gym Challenge
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Brock's Geodude [1st Edition] #68 from Gym Challenge currently trades at $3.99 raw, with PSA 10 copies reaching $174.01 — a 43.6x grade premium. The card has gained 8.1% over the past 30 days.
Current Prices (USD)
Ungraded
PSA 7
PSA 8
PSA 9
PSA 10
ACE 10
BGS 10 Black
CGC 10 Pristine
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Raw Price Trend
7d
+0.0%
30d
+8.1%
90d
—
180d
+9.6%
1y
+33.9%
2y
+90.0%
5y
+75.0%
Quick price facts
Brock's Geodude [1st Edition] 68/132 from Gym Challenge has a current raw market value of $3.99.
- Current raw value
- $3.99
- PSA 9 value
- $28.58
- PSA 10 value
- $174
- Raw value 30d
- +8.1%
- PSA 10 premium vs raw
- 43.6× raw
Collector Intel
43.6x
Raw → PSA 10
High-risk grade
7.2x
Raw → PSA 9
Grade multiplier
+8.1%
30d Price Move
Rising
Steady
Price Stability
0.0% swing this week
Calculated from price history, PSA population data, and market trends. Not financial advice.
Grading Calculator
Based on PSA Standard tier (~$25 USD). Assumes a perfect PSA 10 result — actual outcome depends on card condition.
⚠️ High-variance grade. PSA 10 is 44x the raw price. The expected value accounts for the realistic probability.
$4
Buy Raw
~$25
Grading Fee
PSA Standard
$174
PSA 10 Value
+$145
Best Case (PSA 10)
if you pull a 10
Grade Multiples vs Raw
PSA 9$297.2x raw
PSA 10$17443.6x raw